Davis attended Fountain Valley High School in Fountain Valley, California. Competing in the vaunted California Interscholastic Federation, he primarily played shortstop and led the school in hits and assists. As a senior, Davis earned first-team All-Sunset League, second-team All-Orange County, and second-team All-CIF honors. That year, he batted.376, while posting 14 stolen bases, in helping the Barons to the league title and the CIF quarterfinals. Davis had already achieved a first-team all-league and second-team all-county pick as a junior, when he hit.459 and set single-season school records for hits and assists.
College
Davis played college baseball for California State University, Fullerton. In 2003, he was granted a redshirt season. In 2004, Davis played shortstop in 41 games. He hit.295 on the year, collecting 10 multiple-hit games, including two three-hit games, where he collected four runs batted in — one on Apr. 9 vs. Pacific and the other in the Regional-clinching win over Pepperdine on June 6. Davis had a six-game hitting streak from Mar. 13 to Mar. 24, hitting.381 over that span. He was 16-for-46 with runners in scoring position and collected 13 of his 21 RBI with two outs. Davis also led the team with a.600 average when leading off an inning. In 2005, Davis emerged as the full-time Titan shortstop. He played in 62 games and hitting a majority of the time in the leadoff spot. Davis hit.325 on the year, good for third-best on the team, and 15th in the Big West Conference. He was ranked fifth in the conference with 50 runs scored and second with eight triples. Davis led the Titans with 17 stolen bases, finishing just behind Cal Poly's Brandon Roberts for the top conference spot. Davis also matched his career-high two home runs in 2005. Davis’ longest hitting streak lasted seven games, where he hit.358 over that span. Davis tallied 20 multiple-hit games, collecting three hits on eight occasions and four hits on May 1, where he went 4-for-5, with 4 RBI, while scoring four runs against UC Santa Barbara. Davis tied a career-high with four RBI on two occasions. He moved over to play as a second baseman for an injured Justin Turner in two games, on April 8–9. Davis tallied a team-high 8 assists on May 3 vs. San Diego State. He earned first-team All-Big West recognition and was also a member of the Fullerton Regional all-tournament team. Davis earned second-team, ABCA/Rawlings West Region honors. He was drafted in the 46th round by the Cleveland Indians in the 2005 Major League Baseball draft, but elected not to sign. In July, 2005 Davis became the Titans' 15th player to play with the US National team. While playing with the US National team, he started 16 games, hit.275, with two triples, and four RBI. He had two stolen bases. Davis also led the team in assists with 58. In 2006, Davis played in 64 games, while hitting.351 on the year. He had 15 stolen bases, 13 doubles, 5 triples, and his collegiate career-high 5 home runs. Davis also had 39 RBI on the year.
Professional baseball
Minor leagues
Davis was drafted in the 4th round of the 2006 Major League Baseball draft by the Baltimore Orioles, becoming Cal State Fullerton's highest MLB draft choice that year. Although Davis had played shortstop almost his entire career, he was moved to right field for the 2011 season with Triple-ANorfolk and played about 70% of the time at that position.
Major leagues
On June 18, 2011, Davis got his chance when he was called up to the major leagues, to replace Ryan Adams. On August 13, 2011, while playing at Camden Yards against the Detroit Tigers, Davis hit his first MLB home run, after umpire review: Crew chief Jeff Nelson watched the replay and upheld the call.
Independent leagues
Davis signed with the Independent League Long Island Ducks for the 2015 season. He became a free agent after the 2015 season.
Personal life
Davis’ parents are Samuel and Cynthia Davis; he has one older brother and one older sister. Blake Davis majored in Communications while at Cal State Fullerton. He has two different colored eyes. Davis lists the Lord as his greatest influence in life. His favorite board game is Settlers of Catan. Davis married his high school sweetheart, Rayanne Bearden, on November 13, 2010.